source: src/main/java/genius/gui/session/ParticipantModel.java

package genius.gui.session;

import java.util.ArrayList;

import javax.swing.event.ListDataEvent;
import javax.swing.event.ListDataListener;

import genius.core.AgentID;
import genius.core.repository.DomainRepItem;
import genius.core.repository.MultiPartyProtocolRepItem;
import genius.core.repository.ParticipantRepItem;
import genius.core.repository.ProfileRepItem;
import genius.core.session.Participant;
import genius.gui.negosession.ContentProxy;
import genius.gui.panels.SingleSelectionModel;
import genius.gui.panels.TextModel;

/**
 * Holds the MVC model information for a participant in the negotiation.
 */
public class ParticipantModel {
        private final TextModel partyIdModel = new TextModel("Party 1");
        private final SingleSelectionModel<ParticipantRepItem> partyModel = new SingleSelectionModel<>(
                        new ArrayList<ParticipantRepItem>());
        private final SingleSelectionModel<ProfileRepItem> profileModel = new SingleSelectionModel<ProfileRepItem>(
                        new ArrayList<ProfileRepItem>());
        private final SingleSelectionModel<MultiPartyProtocolRepItem> protocolModel;
        private final SingleSelectionModel<DomainRepItem> domainModel;

        /**
         * 
         * @param protocolModel
         *            holding the protocol that this participant has to use.
         * @param domainModel,
         *            holding the negotiation domain. It is used also for the
         *            selection of domain specific preference profiles
         */

        public ParticipantModel(
                        SingleSelectionModel<MultiPartyProtocolRepItem> protocolModel,
                        SingleSelectionModel<DomainRepItem> domainModel) {
                this.protocolModel = protocolModel;
                this.domainModel = domainModel;
                connect();
                protocolChanged();
                domainChanged();
        }

        public TextModel getIdModel() {
                return partyIdModel;
        }

        public SingleSelectionModel<ParticipantRepItem> getPartyModel() {
                return partyModel;
        }

        public SingleSelectionModel<DomainRepItem> getDomainModel() {
                return domainModel;
        }

        public SingleSelectionModel<ProfileRepItem> getProfileModel() {
                return profileModel;
        }

        /**
         * Automatically increments the current ID, strategy and profile.
         */
        public void increment() {
                partyIdModel.increment();
                partyModel.increment();
                profileModel.increment();
        }

        /**
         * @return {@link Participant} as set at this moment in this model
         */
        public Participant getParticipant() {
                return new Participant(new AgentID(partyIdModel.getText()),
                                (ParticipantRepItem) partyModel.getSelectedItem(),
                                (ProfileRepItem) profileModel.getSelectedItem());
        }

        /*************************** private support funcs ********************/

        /**
         * connect. protocol changes -> update available parties.
         */
        private void connect() {
                protocolModel.addListDataListener(new ListDataListener() {

                        @Override
                        public void intervalRemoved(ListDataEvent e) {

                        }

                        @Override
                        public void intervalAdded(ListDataEvent e) {
                        }

                        @Override
                        public void contentsChanged(ListDataEvent e) {
                                protocolChanged();
                        }
                });

                domainModel.addListDataListener(new ListDataListener() {

                        @Override
                        public void intervalRemoved(ListDataEvent e) {

                        }

                        @Override
                        public void intervalAdded(ListDataEvent e) {
                        }

                        @Override
                        public void contentsChanged(ListDataEvent e) {
                                domainChanged();
                        }
                });

        }

        private void protocolChanged() {
                partyModel.setAllItems(ContentProxy
                                .fetchPartiesForProtocol(protocolModel.getSelection()));

        }

        private void domainChanged() {
                profileModel.setAllItems(ContentProxy
                                .fetchDomainSpecificProfiles(domainModel.getSelection()));
        }

}